Ключевые слова: abstract, background, blur, blurred, blurry, bokeh, booth, business, concept, conference, congress, convention, corporate, corridor, crowd, defocused, design, display, event, events, exhibit, exhibition, exhibitions, expo, fair, group, hall, light, mall, meeting, modern, office, people, presentation, rush, seminar, shopping, show, stand, trade, tradeshow,